CVE-2022-22965
Spring Framework RCE (CVE-2022-22965) Nmap (NSE) Checker (Non-Intrusive)
This script looks the existence of CVE-2022-22965 Spring Framework 5.2.x / 5.3.x RCE uses a payload "/?class.module.classLoader.definedPackages%5B0%5D=0" through a GET request looking (400) code as response (NON INTRUSIVE)
Inspired by:
@Twitter thread
https://twitter.com/RandoriAttack/status/1509298490106593283
@ZAP Scan Rule
https://www.zaproxy.org/blog/2022-04-04-spring4shell-detection-with-zap/
Manual inspection:
# curl -i -s -k -X $'GET'
-H $'Host: <target>'
-H $'User-Agent: alex666'
-H $'Connection: close'
$'https://<target>/path/foo/?class.module.classLoader.URLs%5B0%5D=0' | grep -i 400# curl -i -s -k -X $'GET'
-H $'Host: <target>'
-H $'User-Agent: alex666'
-H $'Connection: close'
$'https://<target>/path/foo/?class.module.classLoader.DefaultAssertionStatus=nosense' | grep -i 400@milo-minderbinder | fix and improvements
# curl -i -s -k -X $'GET'
-H $'Host: <target>'
-H $'User-Agent: alex666'
-H $'Connection: close'
$'https://<target>/path/foo/?class.module.classLoader.definedPackages%5B0%5D=0' | grep -i 400References:
https://github.com/alt3kx/CVE-2022-22965
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22965
https://www.lunasec.io/docs/blog/spring-rce-vulnerabilities
https://github.com/BobTheShoplifter/Spring4Shell-POC
https://spring.io/blog/2022/03/31/spring-framework-rce-early-announcement
https://www.rapid7.com/blog/post/2022/03/30/spring4shell-zero-day-vulnerability-in-spring-framework
Usage
-- $ nmap -p <port> --script=./CVE-2022-22965.nse [--script-args 'CVE-2022-22965.path=<PATH>,CVE-2022-22965.method=<HTTP METHOD>'] <target>
-- @args CVE-2022-22965.path URI path to test; must be a valid path that accepts one or more parameters using data binding (default: <code>/</code>).
-- @args CVE-2022-22965.method HTTP request method to use (default: <code>GET</code>).
--
-- @examples:
-- $ nmap -p443,8080 --script=./CVE-2022-22965.nse <target> -Pn
-- $ nmap -p443,8080 --script=./CVE-2022-22965.nse <target> --script-args 'CVE-2022-22965.path="/path/to/test"' -Pn
-- $ nmap -p443,8080 --script=./CVE-2022-22965.nse <target> --script-args 'CVE-2022-22965.path="/path/to/test",CVE-2022-22965.method=POST' -Pn
-- $ nmap -p443,8080 --script=./CVE-2022-22965.nse <target> --script-args=CVE-2022-22965.path="/path/foo/download/" -Pn --script-trace | more
-- $ nmap -p443,8080 --script=./CVE-2022-22965.nse --script-args=CVE-2022-22965.path="/examples/" -Pn -iL targets.txt
-- Output
-- PORT STATE SERVICE
-- 443/tcp open https
-- | CVE-2022-22965:
-- | VULNERABLE:
-- | Spring Framework 5.2.x 5.3.x RCE
-- | State: VULNERABLE (Exploitable)
-- | IDs: CVE:CVE-2022-22965
-- | Within Spring Core, A Spring MVC or Spring WebFlux application running on JDK 9+ may be vulnerable
-- | to remote code execution (RCE) via data binding.
-- | Disclosure date: 2022-03-31
-- | References:
-- |_ https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22965Payload 1: Spring Framework RCE found!
Payload 2: Spring Framework RCE found!
Payload 3: Spring Framework RCE found!
Author
Alex Hernandez aka (@_alt3kx_)